#pragma once
#include<iostream>
#include<unistd.h>
using namespace std;
typedef void(*work_t)(int);//函数指针
typedef void(*task_t)(int,pid_t);
void printlog(int fd,pid_t pid)
{
    cout<<"sub process:"<<pid<<",fd"<<",task is : printf log task\n"<<endl;
}
void ReloadConf(int fd,pid_t pid)
{
    cout<<"sub process:"<<pid<<",fd"<<",task is : reload conf task\n"<<endl;
}
void ConnectMysql(int fd,pid_t pid)
{
    cout<<"sub process:"<<pid<<",fd"<<",task is : connect mysql task\n"<<endl;
}
task_t tasks[3] = {printlog,ReloadConf,ConnectMysql};
uint32_t NextTask()
{
    return rand()%3;
}
void worker(int fd)
{
    while (true)
    {
        uint32_t command_code = 0;
        ssize_t n = read(0,&command_code,sizeof(command_code));
        if(n==sizeof(command_code))
        {
            if(command_code>=3)
            {
                continue;
                tasks[command_code](fd,getpid());
            }
        }
      else if(n==0)
       {
        cout<<"sub process"<<getpid()<<"quit now..."<<std::endl;
        break;
       }
        sleep(1);
    }
    
}